Fish scaler



FIG. 1 is a top front perspective view of a fish scaler showing our new design;

FIG. 2 is a side elevation view thereof on an enlarged scale;

FIG. 3 is a bottom plan view thereof of FIG. 2; and

FIG. 4 is a rear elevation view thereof as seen from the right of FIG. 2. 

The ornamental design for a fish scaler, substantially as shown. 